diff options
| -rw-r--r-- | drivers/edac/e752x_edac.c | 49 |
1 files changed, 34 insertions, 15 deletions
diff --git a/drivers/edac/e752x_edac.c b/drivers/edac/e752x_edac.c index cf17579ebc6..aaa3bb8893c 100644 --- a/drivers/edac/e752x_edac.c +++ b/drivers/edac/e752x_edac.c @@ -6,6 +6,9 @@ * * See "enum e752x_chips" below for supported chipsets * + * Datasheet: + * http://www.intel.in/content/www/in/en/chipsets/e7525-memory-controller-hub-datasheet.html + * * Written by Tom Zimmerman * * Contributors: @@ -350,8 +353,10 @@ static void do_process_ce(struct mem_ctl_info *mci, u16 error_one, channel = !(error_one & 1); /* e752x mc reads 34:6 of the DRAM linear address */ - edac_mc_handle_ce(mci, page, offset_in_page(sec1_add << 4), - sec1_syndrome, row, channel, "e752x CE"); + edac_mc_handle_error(HW_EVENT_ERR_CORRECTED, mci, + page, offset_in_page(sec1_add << 4), sec1_syndrome, + row, channel, -1, + "e752x CE", "", NULL); } static inline void process_ce(struct mem_ctl_info *mci, u16 error_one, @@ -385,9 +390,12 @@ static void do_process_ue(struct mem_ctl_info *mci, u16 error_one, edac_mc_find_csrow_by_page(mci, block_page); /* e752x mc reads 34:6 of the DRAM linear address */ - edac_mc_handle_ue(mci, block_page, - offset_in_page(error_2b << 4), - row, "e752x UE from Read"); + edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, + block_page, + offset_in_page(error_2b << 4), 0, + row, -1, -1, + "e752x UE from Read", "", NULL); + } if (error_one & 0x0404) { error_2b = scrb_add; @@ -401,9 +409,11 @@ static void do_process_ue(struct mem_ctl_info *mci, u16 error_one, edac_mc_find_csrow_by_page(mci, block_page); /* e752x mc reads 34:6 of the DRAM linear address */ - edac_mc_handle_ue(mci, block_page, - offset_in_page(error_2b << 4), - row, "e752x UE from Scruber"); + edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, + block_page, + offset_in_page(error_2b << 4), 0, + row, -1, -1, + "e752x UE from Scruber", "", NULL); } } @@ -426,7 +436,9 @@ static inline void process_ue_no_info_wr(struct mem_ctl_info *mci, return; debugf3("%s()\n", __func__); - edac_mc_handle_ue_no_info(mci, "e752x UE log memory write"); + edac_mc_handle_error(HW_EVENT_ERR_UNCORRECTED, mci, 0, 0, 0, + -1, -1, -1, + "e752x UE log memory write", "", NULL); } static void do_process_ded_retry(struct mem_ctl_info *mci, u16 error, @@ -1081,10 +1093,11 @@ static void e752x_init_csrows(struct mem_ctl_info *mci, struct pci_dev *pdev, nr_pages = cumul_size - last_cumul_size; last_cumul_size = cumul_size; - for (i = 0; i < drc_chan + 1; i++) { + for (i = 0; i < csrow->nr_channels; i++) { struct dimm_info *dimm = csrow->channels[i].dimm; - dimm->nr_pages = nr_pages / (drc_chan + 1); + debugf3("Initializing rank at (%i,%i)\n", index, i); + dimm->nr_pages = nr_pages / csrow->nr_channels; dimm->grain = 1 << 12; /* 4KiB - resolution of CELOG */ dimm->mtype = MEM_RDDR; /* only one type supported */ dimm->dtype = mem_dev ? DEV_X4 : DEV_X8; @@ -1232,6 +1245,7 @@ static int e752x_probe1(struct pci_dev *pdev, int dev_idx) u16 pci_data; u8 stat8; struct mem_ctl_info *mci; + struct edac_mc_layer layers[2]; struct e752x_pvt *pvt; u16 ddrcsr; int drc_chan; /* Number of channels 0=1chan,1=2chan */ @@ -1258,11 +1272,16 @@ static int e752x_probe1(struct pci_dev *pdev, int dev_idx) /* Dual channel = 1, Single channel = 0 */ drc_chan = dual_channel_active(ddrcsr); - mci = edac_mc_alloc(sizeof(*pvt), E752X_NR_CSROWS, drc_chan + 1, 0); - - if (mci == NULL) { + layers[0].type = EDAC_MC_LAYER_CHIP_SELECT; + layers[0].size = E752X_NR_CSROWS; + layers[0].is_virt_csrow = true; + layers[1].type = EDAC_MC_LAYER_CHANNEL; + layers[1].size = drc_chan + 1; + layers[1].is_virt_csrow = false; + mci = new_edac_mc_alloc(0, ARRAY_SIZE(layers), layers, + sizeof(*pvt)); + if (mci == NULL) return -ENOMEM; - } debugf3("%s(): init mci\n", __func__); mci->mtype_cap = MEM_FLAG_RDDR; |